Anything using vanguard such as valorant and league of legends, battleye such as pubg, destiny 2, and rainbow 6 siege, and easy anti cheat such as fortnight blocks virtual machines. Vanguard is especially bad because it will not allow to run the game with Intel-VT/AMD-V enabled even if you are running bare metal as of its last update.

This is literally nonsense fear mongering by someone who doesn’t understand how electronics and electronic repair work.

That’s my problem with proton as their marketing would lead you to believe their email is completely encrypted. Their marketing really needs a asterisk that tells you exactly what is encrypted and when.